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Can not connect to local PostgreSQL
...
I've added an extra link. As far as I know you can't really have postgresql without the postgresql.conf (even if it's been renamed). Your first task must be to find this.
– Philip Couling
Dec 13 '11 ...
Most efficient way to check for DBNull and then assign to a variable?
...o extension methods:
public static T? GetValue<T>(this DataRow row, string columnName) where T : struct
{
if (row.IsNull(columnName))
return null;
return row[columnName] as T?;
}
public static string GetText(this DataRow row, string columnName)
{
if (row.IsNull(columnNam...
Cross-reference (named anchor) in markdown
...rted in Gruber Markdown, but is in other implementations, such as Markdown Extra.
In Markdown Extra, the anchor ID is appended to a header or subhead with {#pookie}.
Github Flavored Markdown in Git repository pages (but not in Gists) automatically generates anchors with several markup tags on all ...
How to set host_key_checking=false in ansible inventory file?
...rgs='-o StrictHostKeyChecking=no'
host:
Add the following.
ansible_ssh_extra_args='-o StrictHostKeyChecking=no'
hosts/inventory options will work with connection type ssh and not paramiko. Some people may strongly argue that inventory and hosts is more secure because the scope is more limited....
use Winmerge inside of Git to file diff
...L\" \"$REMOTE\" \"$BASE\" \"$MERGED\"". There were a few incorrect escaped strings (note a few additional unwanted backslashes there right before the $ - I guess $ don't need to be escaped). Also, it was missing an end " after WinMergeU?.exe. Run git config --get mergetool.winmerge.cmd to see what h...
Python UTC datetime object's ISO format doesn't include Z (Zulu or Zero offset)
...racter (Zulu or zero offset) at the end of UTC datetime object's isoformat string unlike JavaScript?
12 Answers
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Creating a new DOM element from an HTML string using built-in DOM methods or Prototype
I have an HTML string representing an element: '<li>text</li>' . I'd like to append it to an element in the DOM (a ul in my case). How can I do this with Prototype or with DOM methods?
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iPhone app in landscape mode, 2008 systems
...ion
in landscape mode
<key>UIInterfaceOrientation</key>
<string>UIInterfaceOrientationLandscapeRight</string>
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Extract part of a regex match
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Use ( ) in regexp and group(1) in python to retrieve the captured string (re.search will return None if it doesn't find the result, so don't use group() directly):
title_search = re.search('<title>(.*)</title>', html, re.IGNORECASE)
if title_search:
title = title_search.gr...
How to get the current time in milliseconds from C in Linux?
...would need to increment s when this happens. Probably a rare event but the extra digit can cause trouble.
– Mike
Dec 27 '17 at 0:55
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